abbreviation of "pound," or "pounds," a unit of weight equal to sixteen ounces or 453.592 grams in the avoirdupois weight system, and equal to twelve ounces or 373.242 grams in the apothecaries' and troy weight systems.

abbreviation of "liquid crystal display," a device that employs a film of transparent liquid crystals that become opaque when electrified, so that the pattern of opaque and transparent crystals can form letters or numbers, as in electronic watches, calculators, and the like.